#
# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
from polygraphy.backend.base import BaseLoadModel


class BytesFromPath(BaseLoadModel):
    def __init__(self, path):
        """
        Functor that can load a file in binary mode ('rb').

        Args:
            path (str): The file path.
        """
        self.path = path


    def __call__(self):
        """
        Loads a file in binary mode ('rb').

        Returns:
            bytes: The contents of the file.
        """
        with open(self.path, "rb") as f:
            return f.read()
